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package za.ac.cput.chapter5.designpatters.behavioralpattern.mediatorpattern;

/**
 *
 * @author Sakhe
 */
public class DollarConverter {
        Mediator mediator;
        public static final float DOLLAR_UNIT = 1.0f;
        public static final float EURO_UNIT = 0.7f;
        public static final float KRONA_UNIT = 8.0f ;
        public DollarConverter(Mediator mediator){
        this.mediator = mediator;
        mediator.registerDollarConverter(this);
        }
        private float convertEurosToDollars(float euros){
        float dollars = euros * (DOLLAR_UNIT/EURO_UNIT);
        System.out.println("Converting " + euros+ " euros to " + dollars + "dollars");
        return dollars;
        }
        private float convertKronorToDollars(float kronor){
        float dollars = kronor * (DOLLAR_UNIT/KRONA_UNIT);
        System.out.println("Converting" + kronor+ " kronor to " + dollars + "dollars");
        return dollars;
        }
        public float convertCurrencyToDollars(float amount,String unitOfCurrency){
        if("krona".equalsIgnoreCase(unitOfCurrency)){
        return convertKronorToDollars(amount);
        }else {
        return convertEurosToDollars(amount);
        }
        }
}
